Our services

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Our specialties

We specialize in a wide range of construction and remodeling projects. Homeowners & Contractors have trusted our expertise for projects from siding & windows to basements, garages and everything in between. Our specialties include:

  • Exterior Remodeling – We have done extensive work in siding, windows, roofing and more

  • Basement Finishing – We can make your unfinished basement a more welcoming and comfortable place to be

  • Home improvement – We also specialize in custom decks, screen porches, 3 & 4 season rooms, interior remodeling projects, and more

  • Garages – We also have expertise in attached and detached garages and garage additions

Interested in learning more? Check out our past work!

  • Roofing

  • Windows

  • Siding

  • Insulation

  • Garages

  • Decks

  • Additions

  • Remodels

Home improvement work

Have you been unable to find the time to take care of a small project around the house? Or you don’t have the tools or expertise you need to get your project complete?

Don’t delay any longer! Let our expert team help! You can count on Legan Construction & Remodeling to tackle your home improvement project!

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“Build Your Estimate Before We Build Your Roof.”

Driven by curiosity and built on purpose, this is where bold thinking meets thoughtful execution. Let’s create something meaningful together.

Roofing Cost Estimator

Enter your roof size and pitch to estimate your project cost.

Estimate your Window Project!

Window shopping without the awkward high pressure sales pitch!!!

🧮 Window Cost Estimator

Enter quantity to estimate total cost


Category Price Range Estimated Total
GOOD $450–$650 $450–$650
BETTER $650–$1,000 $650–$1,000
BEST $1,000–$1,700+ $1,000–$1,700+

*Pricing based on typical U.S. market ranges. Actual cost varies by size, style, and brand.*

💡 Window Package Comparison

See what you get at each price level

GOOD — $450–$650 per window

  • Basic vinyl frame
  • Double‑pane glass
  • Standard Low‑E coating
  • Standard NFRC energy ratings
  • Budget‑friendly performance

BETTER — $650–$1,000 per window

  • Premium vinyl or entry‑level fiberglass
  • Enhanced Low‑E glass package
  • Improved U‑Factor & SHGC
  • Stronger frame construction
  • Better warranty coverage

BEST — $1,000–$1,700+ per window

  • Fiberglass or composite frame
  • Triple‑pane or high‑performance glass
  • Top‑tier NFRC ratings
  • Maximum insulation & durability
  • Longest warranty options

*Pricing based on typical U.S. market ranges. Actual cost varies by size, style, and brand.*

Attic Insulation Savings Estimator

Attic Insulation Cost & Savings Calculator

Enter your attic size to see estimated installed cost and yearly energy savings.

Recommended R‑Value for Wisconsin

In Wisconsin’s climate zone, the U.S. Department of Energy recommends attic insulation levels of R‑49 to R‑60. Most older homes fall between R‑11 and R‑19, meaning upgrading can dramatically reduce heat loss and energy bills.

Ready to Save on Energy Bills?

Get a free, no‑pressure insulation quote from Legan Construction.

Request Your Free Quote

Request a Free Estimate

We’ll sit down with you to discuss your project and walk you through every step of the process.

Request a Free Estimate